SF6 gas density controller 8719

Main features

• Large dial for easy readability
• Up to five galvanically separated circuits
• Fully temperature compensated
• Suitable for outdoor and indoor applications
• Compatible with SF6 and the full spectrum of alternative mixed insulation gases

About
Swiss-based Trafag supplies precise, reliable and maintenance-free instruments designed for density monitoring of SF6 and alternative insulation gases. Monitoring uses the gas density reference chamber principle, providing direct and highly reliable measurement of the insulating gas density for power equipment.

Technical Data
Product code: 8719
Designation: Gas density monitor with switching contacts
Measuring range: 0 … 1300 kPa abs. @ 20°C
Measuring principle: Absolute pressure reference gas measuring system (gas density reference chamber)
Output signal: Floating change-over contact (SPDT)
Ambient temperature: (-60) -40 ... +80°C
Product category: Gas density monitoring
Applications: High voltage technology; Medium voltage technology

Characteristics / technical specifications

• Product code: 8719
• Model designation: Gas density monitor with switching contacts
• Measuring range: 0 … 1300 kPa abs. @ 20°C
• Measuring principle: Absolute pressure reference gas measuring system (gas density reference chamber)
• Output: Floating change-over contact (SPDT), up to five galvanically separated circuits
• Temperature compensation: Fully temperature compensated
• Operating ambient temperature: (-60) -40 ... +80°C
• Installation: Suitable for outdoor and indoor applications
• Compatibility: Compatible with SF6 and the full spectrum of alternative mixed insulation gases
• Readability: Large dial for easy readability
• Typical applications: High voltage and medium voltage technology